A rigid metallic item, generally circular. It may be formed of segmented arcs. It is designed to prevent leakage of air in an engine, gas turbine, aircraft. It may be of various cross-sectional shapes. It may have mounting facilities. It may act as a spacer but its primary function is as an air seal.
Classification: Parts of gas turbine aircraft engines, other than for use in civil aircraft
NSN 6240-01-234-7893
NSN 5945-01-584-4176
NSN 5960-01-020-6316
NSN 6240-01-082-5552
NSN 6685-01-425-7336
NSN 2925-00-446-8904
NSN 6610-00-667-6832
NSN 5998-01-414-7244
NSN 5855-01-162-5251
NSN 6105-00-856-8709
NSN 5945-00-172-4636
NSN 5915-01-276-9951